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ffmpeg.wasm-core
Commit fd7af82c authored by Paul B Mahol's avatar Paul B Mahol
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avcodec/scpr: do not allow out of array access for 16bit case 

Signed-off-by: 's avatarPaul B Mahol <onemda@gmail.com>
parent f0629472
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libavcodec/scpr.c
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......@@ -408,7 +408,7 @@ static int decompress_i(AVCodecContext *avctx, uint32_t *dst, int linesize)
}
if (avctx->bits_per_coded_sample == 16) {
cx1 = (clr & 0xFF00) >> 2;
cx1 = (clr & 0x3F00) >> 2;
cx = (clr & 0xFFFFFF) >> 16;
} else {
cx1 = (clr & 0xFC00) >> 4;
......@@ -647,7 +647,7 @@ static int decompress_p(AVCodecContext *avctx,
}
if (avctx->bits_per_coded_sample == 16) {
cx1 = (clr & 0xFF00) >> 2;
cx1 = (clr & 0x3F00) >> 2;
cx = (clr & 0xFFFFFF) >> 16;
} else {
cx1 = (clr & 0xFC00) >> 4;
......
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